一种应用超疏水微柱结构增加电主轴冷却水流速的方法

By machining superhydrophobic micropillar structures at the cooling water jacket position of the electric spindle, the problem of insufficient heat dissipation in high-speed electric spindles is solved, achieving more uniform heat distribution and higher cooling efficiency, thereby improving the machining accuracy of the machine tool.

CN118699866BActive Publication Date: 2026-07-17HARBIN UNIV OF SCI & TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HARBIN UNIV OF SCI & TECH
Filing Date
2024-01-24
Publication Date
2026-07-17

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Abstract

一种应用超疏水微柱结构增加电主轴冷却水流速的方法，电主轴内部冷却系统的布置可以有效的降低由电主轴内部生热而引起热变形，而在冷却系统的主体结构确定后，冷却液流速对冷却系统的冷却效果将会起到至关重要的效果。为验证超疏水结构具有减阻的效果，设计实验进行验证。本发明在主轴冷却水道内部加工超疏水微柱结构，提高水套结构中冷却液的流速，加快主轴内部高温与冷却液的热交换与冷却液的吸热效率。该方法可有效提高冷却液在冷却水道中的流速，进一步提高电主轴冷却系统的冷却性能，提高主轴的加工精度。
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